Home / 91,167.90-136,813.02-32,003.76

Finding the Fourth Proportional to 91,167.90, 136,813.02 and 32,003.76

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Solution

The fourth proportional to 91,167.90, 136,813.02 and 32,003.76 is: 48,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,167.90 : 136,813.02 = 32,003.76 : x
  2. Step 2: Convert to fraction form
    91,167.90/136,813.02 = 32,003.76/x
  3. Step 3: Cross multiply
    91,167.90x = 136,813.02 × 32,003.76
  4. Step 4: Simplify right side
    91,167.90x = 4,378,531,056.96
  5. Step 5: Solve for x
    x = 4,378,531,056.96/91,167.90
  6. Step 6: Final answer
    x = 48,027.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.